#210131#210131

#210131 is a very dark, moderate purple. Relative luminance 0.006; OKLCH L 19.1% C 0.092 H 311.4°. Best body text is #FFFFFF at 18.86:1 contrast (WCAG AA passes).

Color values

HEX	#210131
RGB	rgb(33, 1, 49)
HSL	hsl(280, 96%, 10%)
HSV	hsv(280, 98%, 19%)
CMYK	cmyk(32.7%, 98%, 0%, 80.8%)
CIE-LAB	lab(5.12, 25.14, -23.67)
CIE-LCH	lch(5.12, 34.53, 316.73°)
OKLab	oklab(19.08% 0.0612 -0.0694)
OKLCH	oklch(19.08% 0.093 311.4)
XYZ	xyz(1.1923, 0.5668, 2.9517)
Luminance	0.0057 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#210131 #113101

analogous

#090131 #210131 #310129

triadic

#210131 #312101 #013121

tetradic

#210131 #310901 #113101 #012931

square

#210131 #310901 #113101 #012931

split-complementary

#210131 #293101 #013109

monochromatic

#14011E #14011E #210131 #49026D #7203A9

Accessibility & contrast

On white

18.86

#210131 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#210131 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #210131

18.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##210131	#FFFFFF	#000000	##FFFFFF
##210131	1.00	18.86	1.11	18.86
#FFFFFF	18.86	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001032

Deuteranopia (green-blind)

#001230

Tritanopia (blue-blind)

#1F0C19

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #210131;
/* rgb */ color: rgb(33, 1, 49);
/* oklch */ color: oklch(19.1% 0.092 311.4);

Tailwind

colors: {
  custom: {
    50: '#5e4669',
    500: '#210131',
    950: '#000000',
  },
}

SCSS

$custom: #210131;
$custom-light: #5e4669;
$custom-dark: #000000;

JSON

{
  "hex": "#210131",
  "rgb": {
    "r": 33,
    "g": 1,
    "b": 49
  },
  "hsl": {
    "h": 280,
    "s": 96,
    "l": 9.804
  },
  "oklch": {
    "l": 0.19081,
    "c": 0.0925,
    "h": 311.4
  },
  "luminance": 0.00567
}

Semantic roles & 50–950 ramp

primary

#210131

secondary

#377717

accent

#FF2970

background

#F5F3F6

surface

#E9E5EB

border

#C5C1C6

text

#050006

muted

#79767A

Preview Lab

Preview with #210131

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →